The Blockchain-based Standardized Valuation Protocol (BSVP) uses smart contracts to enforce standard valuation methodologies that are publicly auditable on the blockchain.

The protocol aggregates real-time data from verified sources about real-world asset metrics, considering geographical, economic, and market variables.

The valuation algorithms are open-source and undergo regular audits from a decentralized consortium of financial experts and technologists.

Investors and asset managers can access the protocol through a user-friendly interface, allowing them to input asset-specific information and retrieve valuations that are verified and back-tested for accuracy.

BSVP provides a transparent and trusted valuation method that significantly reduces the risk and hesitance associated with investing in tokenized real-world assets by ensuring data integrity and process transparency.

Standardization and decentralization build investor confidence through verified and consistent valuation outputs.

The technical challenges revolve around ensuring real-time data integration and accuracy, requiring partnerships with reliable data providers, and blockchain scalability for handling numerous transactions.

Initial implementation would require a robust technological setup and significant partnerships with industry stakeholders, but blockchain's inherent qualities of transparency and security offer a promising foundation.